html, body {
  margin: 0;
  padding: 0;
  background-color: #ffffff;
}
.container {
  margin: 0.3rem;
}
.tip {
  width: 100%;
}
.form-group {
  position: relative;
  font-size:0.3rem;
  color:#333333;
  padding-bottom: 0.13rem;
  padding-top: 0.45rem;
  border-bottom: 0.01rem solid #d8d8d8;
  display: flex;
}
.form-group.phone {
  margin-right: 2.8rem;
}
.form-group .key {
  margin-right: 0.2rem;
}
.form-group .value {
  display: flex;
  justify-content: space-between;
}
.form-group .value input {
  outline: none;
  border: none;
  font-size: 0.3rem;
}
.form-group .value .code {
  width: 1.5rem;
}
.form-group #sendCode {
  position: absolute;
  background: #ffffff;
  border: none;
  right: -2.8rem;
  margin: 0;
  padding: 0;
  width: 2.5rem;
  padding-left: 0.3rem;
  font-size:0.3rem;
  color: #ff892f;
  border-left: 0.01rem solid #d8d8d8;
}
.login-btn {
  margin: 1rem auto 0 auto;
  text-align: center;
  background:#ff892f;
  border-radius:0.05rem; 
  width: 6rem;  
  height:0.88rem;
  line-height: 0.88rem;
  font-size:0.3rem;
  color:#ffffff;
}